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      1 AC_PREREQ([2.64])
      2 AC_INIT([HarfBuzz],
      3         [1.4.2],
      4         [https://github.com/behdad/harfbuzz/issues/new],
      5         [harfbuzz],
      6         [http://harfbuzz.org/])
      7 
      8 AC_CONFIG_MACRO_DIR([m4])
      9 AC_CONFIG_SRCDIR([src/harfbuzz.pc.in])
     10 AC_CONFIG_HEADERS([config.h])
     11 
     12 AM_INIT_AUTOMAKE([1.11.1 gnits tar-ustar dist-bzip2 no-dist-gzip -Wall no-define color-tests -Wno-portability])
     13 AM_CONDITIONAL(AUTOMAKE_OLDER_THAN_1_13, test $am__api_version = 1.11 -o $am__api_version = 1.12)
     14 AM_SILENT_RULES([yes])
     15 
     16 # Initialize libtool
     17 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
     18 LT_PREREQ([2.2])
     19 LT_INIT([disable-static])
     20 
     21 # Check for programs
     22 AC_USE_SYSTEM_EXTENSIONS
     23 AC_PROG_CC
     24 AM_PROG_CC_C_O
     25 AC_PROG_CXX
     26 AC_SYS_LARGEFILE
     27 PKG_PROG_PKG_CONFIG([0.20])
     28 AM_MISSING_PROG([RAGEL], [ragel])
     29 AM_MISSING_PROG([GIT], [git])
     30 
     31 # Version
     32 m4_define(hb_version_triplet,m4_split(AC_PACKAGE_VERSION,[[.]]))
     33 m4_define(hb_version_major,m4_argn(1,hb_version_triplet))
     34 m4_define(hb_version_minor,m4_argn(2,hb_version_triplet))
     35 m4_define(hb_version_micro,m4_argn(3,hb_version_triplet))
     36 HB_VERSION_MAJOR=hb_version_major
     37 HB_VERSION_MINOR=hb_version_minor
     38 HB_VERSION_MICRO=hb_version_micro
     39 HB_VERSION=AC_PACKAGE_VERSION
     40 AC_SUBST(HB_VERSION_MAJOR)
     41 AC_SUBST(HB_VERSION_MINOR)
     42 AC_SUBST(HB_VERSION_MICRO)
     43 AC_SUBST(HB_VERSION)
     44 
     45 # Libtool version
     46 m4_define([hb_version_int],
     47 	  m4_eval(hb_version_major*10000 + hb_version_minor*100 + hb_version_micro))
     48 m4_if(m4_eval(hb_version_minor % 2), [1],
     49       dnl for unstable releases
     50       [m4_define([hb_libtool_revision], 0)],
     51       dnl for stable releases
     52       [m4_define([hb_libtool_revision], hb_version_micro)])
     53 m4_define([hb_libtool_age],
     54 	  m4_eval(hb_version_int - hb_libtool_revision))
     55 m4_define([hb_libtool_current],
     56 	  m4_eval(hb_libtool_age))
     57 HB_LIBTOOL_VERSION_INFO=hb_libtool_current:hb_libtool_revision:hb_libtool_age
     58 AC_SUBST(HB_LIBTOOL_VERSION_INFO)
     59 
     60 # Documentation
     61 have_gtk_doc=false
     62 m4_ifdef([GTK_DOC_CHECK], [
     63 GTK_DOC_CHECK([1.15],[--flavour no-tmpl])
     64 	if test "x$enable_gtk_doc" = xyes; then
     65 		have_gtk_doc=true
     66 	fi
     67 ], [
     68 	AM_CONDITIONAL([ENABLE_GTK_DOC], false)
     69 ])
     70 
     71 # Functions and headers
     72 AC_CHECK_FUNCS(atexit mprotect sysconf getpagesize mmap isatty)
     73 AC_CHECK_HEADERS(unistd.h sys/mman.h)
     74 
     75 # Compiler flags
     76 AC_CANONICAL_HOST
     77 AC_CHECK_ALIGNOF([struct{char;}])
     78 if test "x$GCC" = "xyes"; then
     79 
     80 	# Make symbols link locally
     81 	LDFLAGS="$LDFLAGS -Bsymbolic-functions"
     82 
     83 	# Make sure we don't link to libstdc++
     84 	CXXFLAGS="$CXXFLAGS -fno-rtti -fno-exceptions"
     85 
     86 	# Assorted warnings
     87 	CXXFLAGS="$CXXFLAGS -Wcast-align"
     88 
     89 	case "$host" in
     90 		*-*-mingw*)
     91 		;;
     92 		*)
     93 			# Hide inline methods
     94 			CXXFLAGS="$CXXFLAGS -fvisibility-inlines-hidden"
     95 		;;
     96 	esac
     97 
     98 	case "$host" in
     99 		arm-*-*)
    100 			if test "x$ac_cv_alignof_struct_char__" != x1; then
    101 				# Request byte alignment
    102 				CXXFLAGS="$CXXFLAGS -mstructure-size-boundary=8"
    103 			fi
    104 		;;
    105 	esac
    106 fi
    107 
    108 AM_CONDITIONAL(HAVE_GCC, test "x$GCC" = "xyes")
    109 
    110 hb_os_win32=no
    111 AC_MSG_CHECKING([for native Win32])
    112 case "$host" in
    113   *-*-mingw*)
    114     hb_os_win32=yes
    115     ;;
    116 esac
    117 AC_MSG_RESULT([$hb_os_win32])
    118 AM_CONDITIONAL(OS_WIN32, test "$hb_os_win32" = "yes")
    119 
    120 have_pthread=false
    121 if test "$hb_os_win32" = no; then
    122 	AX_PTHREAD([have_pthread=true])
    123 fi
    124 if $have_pthread; then
    125 	AC_DEFINE(HAVE_PTHREAD, 1, [Have POSIX threads])
    126 fi
    127 AM_CONDITIONAL(HAVE_PTHREAD, $have_pthread)
    128 
    129 dnl ==========================================================================
    130 
    131 have_ot=true
    132 if $have_ot; then
    133 	AC_DEFINE(HAVE_OT, 1, [Have native OpenType Layout backend])
    134 fi
    135 AM_CONDITIONAL(HAVE_OT, $have_ot)
    136 
    137 have_fallback=true
    138 if $have_fallback; then
    139 	AC_DEFINE(HAVE_FALLBACK, 1, [Have simple TrueType Layout backend])
    140 fi
    141 AM_CONDITIONAL(HAVE_FALLBACK, $have_fallback)
    142 
    143 dnl ===========================================================================
    144 
    145 AC_ARG_WITH(glib,
    146 	[AS_HELP_STRING([--with-glib=@<:@yes/no/auto@:>@],
    147 			[Use glib @<:@default=auto@:>@])],,
    148 	[with_glib=auto])
    149 have_glib=false
    150 GLIB_DEPS="glib-2.0 >= 2.19.1"
    151 AC_SUBST(GLIB_DEPS)
    152 if test "x$with_glib" = "xyes" -o "x$with_glib" = "xauto"; then
    153 	PKG_CHECK_MODULES(GLIB, $GLIB_DEPS, have_glib=true, :)
    154 fi
    155 if test "x$with_glib" = "xyes" -a "x$have_glib" != "xtrue"; then
    156 	AC_MSG_ERROR([glib support requested but glib-2.0 not found])
    157 fi
    158 if $have_glib; then
    159 	AC_DEFINE(HAVE_GLIB, 1, [Have glib2 library])
    160 fi
    161 AM_CONDITIONAL(HAVE_GLIB, $have_glib)
    162 
    163 dnl ===========================================================================
    164 
    165 AC_ARG_WITH(gobject,
    166 	[AS_HELP_STRING([--with-gobject=@<:@yes/no/auto@:>@],
    167 			[Use gobject @<:@default=auto@:>@])],,
    168 	[with_gobject=no])
    169 have_gobject=false
    170 if test "x$with_gobject" = "xyes" -o "x$with_gobject" = "xauto"; then
    171 	PKG_CHECK_MODULES(GOBJECT, gobject-2.0 glib-2.0, have_gobject=true, :)
    172 fi
    173 if test "x$with_gobject" = "xyes" -a "x$have_gobject" != "xtrue"; then
    174 	AC_MSG_ERROR([gobject support requested but gobject-2.0 / glib-2.0 not found])
    175 fi
    176 if $have_gobject; then
    177 	AC_DEFINE(HAVE_GOBJECT, 1, [Have gobject2 library])
    178 	GLIB_MKENUMS=`$PKG_CONFIG --variable=glib_mkenums glib-2.0`
    179 	AC_SUBST(GLIB_MKENUMS)
    180 fi
    181 AM_CONDITIONAL(HAVE_GOBJECT, $have_gobject)
    182 
    183 dnl ===========================================================================
    184 
    185 
    186 dnl ===========================================================================
    187 # Gobject-Introspection
    188 have_introspection=false
    189 m4_ifdef([GOBJECT_INTROSPECTION_CHECK], [
    190 	if $have_gobject; then
    191 		GOBJECT_INTROSPECTION_CHECK([1.34.0])
    192 		if test "x$found_introspection" = xyes; then
    193 			have_introspection=true
    194 		fi
    195 	else
    196 		AM_CONDITIONAL([HAVE_INTROSPECTION], false)
    197 	fi
    198 ], [
    199 	AM_CONDITIONAL([HAVE_INTROSPECTION], false)
    200 ])
    201 
    202 dnl ==========================================================================
    203 
    204 AC_ARG_WITH(cairo,
    205 	[AS_HELP_STRING([--with-cairo=@<:@yes/no/auto@:>@],
    206 			[Use cairo @<:@default=auto@:>@])],,
    207 	[with_cairo=auto])
    208 have_cairo=false
    209 if test "x$with_cairo" = "xyes" -o "x$with_cairo" = "xauto"; then
    210 	PKG_CHECK_MODULES(CAIRO, cairo >= 1.8.0, have_cairo=true, :)
    211 fi
    212 if test "x$with_cairo" = "xyes" -a "x$have_cairo" != "xtrue"; then
    213 	AC_MSG_ERROR([cairo support requested but not found])
    214 fi
    215 if $have_cairo; then
    216 	AC_DEFINE(HAVE_CAIRO, 1, [Have cairo graphics library])
    217 fi
    218 AM_CONDITIONAL(HAVE_CAIRO, $have_cairo)
    219 
    220 have_cairo_ft=false
    221 if $have_cairo; then
    222 	PKG_CHECK_MODULES(CAIRO_FT, cairo-ft, have_cairo_ft=true, :)
    223 fi
    224 if $have_cairo_ft; then
    225 	AC_DEFINE(HAVE_CAIRO_FT, 1, [Have cairo-ft support in cairo graphics library])
    226 fi
    227 AM_CONDITIONAL(HAVE_CAIRO_FT, $have_cairo_ft)
    228 
    229 dnl ==========================================================================
    230 
    231 AC_ARG_WITH(fontconfig,
    232 	[AS_HELP_STRING([--with-fontconfig=@<:@yes/no/auto@:>@],
    233 			[Use fontconfig @<:@default=auto@:>@])],,
    234 	[with_fontconfig=auto])
    235 have_fontconfig=false
    236 if test "x$with_fontconfig" = "xyes" -o "x$with_fontconfig" = "xauto"; then
    237 	PKG_CHECK_MODULES(FONTCONFIG, fontconfig, have_fontconfig=true, :)
    238 fi
    239 if test "x$with_fontconfig" = "xyes" -a "x$have_fontconfig" != "xtrue"; then
    240 	AC_MSG_ERROR([fontconfig support requested but not found])
    241 fi
    242 if $have_fontconfig; then
    243 	AC_DEFINE(HAVE_FONTCONFIG, 1, [Have fontconfig library])
    244 fi
    245 AM_CONDITIONAL(HAVE_FONTCONFIG, $have_fontconfig)
    246 
    247 dnl ==========================================================================
    248 
    249 AC_ARG_WITH(icu,
    250 	[AS_HELP_STRING([--with-icu=@<:@yes/no/builtin/auto@:>@],
    251 			[Use ICU @<:@default=auto@:>@])],,
    252 	[with_icu=auto])
    253 have_icu=false
    254 if test "x$with_icu" = "xyes" -o "x$with_icu" = "xbuiltin" -o "x$with_icu" = "xauto"; then
    255 	PKG_CHECK_MODULES(ICU, icu-uc, have_icu=true, :)
    256 
    257 	dnl Fallback to icu-config if ICU pkg-config files could not be found
    258 	if test "$have_icu" != "true"; then
    259 		AC_CHECK_TOOL(ICU_CONFIG, icu-config, no)
    260 		AC_MSG_CHECKING([for ICU by using icu-config fallback])
    261 		if test "$ICU_CONFIG" != "no" && "$ICU_CONFIG" --version >/dev/null; then
    262 			have_icu=true
    263 			# We don't use --cflags as this gives us a lot of things that we don't
    264 			# necessarily want, like debugging and optimization flags
    265 			# See man (1) icu-config for more info.
    266 			ICU_CFLAGS=`$ICU_CONFIG --cppflags`
    267 			ICU_LIBS=`$ICU_CONFIG --ldflags-searchpath --ldflags-libsonly`
    268 			AC_SUBST(ICU_CFLAGS)
    269 			AC_SUBST(ICU_LIBS)
    270 			AC_MSG_RESULT([yes])
    271 		else
    272 			AC_MSG_RESULT([no])
    273 		fi
    274 	fi
    275 fi
    276 if test \( "x$with_icu" = "xyes" -o "x$with_icu" = "xbuiltin" \) -a "x$have_icu" != "xtrue"; then
    277 	AC_MSG_ERROR([icu support requested but icu-uc not found])
    278 fi
    279 
    280 if $have_icu; then
    281 	CXXFLAGS="$CXXFLAGS `$PKG_CONFIG --variable=CXXFLAGS icu-uc`"
    282 	AC_DEFINE(HAVE_ICU, 1, [Have ICU library])
    283 	if test "x$with_icu" = "xbuiltin"; then
    284 		AC_DEFINE(HAVE_ICU_BUILTIN, 1, [Use hb-icu Unicode callbacks])
    285 	fi
    286 fi
    287 AM_CONDITIONAL(HAVE_ICU, $have_icu)
    288 AM_CONDITIONAL(HAVE_ICU_BUILTIN, $have_icu && test "x$with_icu" = "xbuiltin")
    289 
    290 dnl ===========================================================================
    291 
    292 AC_ARG_WITH(ucdn,
    293 	[AS_HELP_STRING([--with-ucdn=@<:@yes/no@:>@],
    294 			[Use builtin UCDN library @<:@default=yes@:>@])],,
    295 	[with_ucdn=yes])
    296 have_ucdn=false
    297 if test "x$with_ucdn" = "xyes"; then
    298 	have_ucdn=true
    299 fi
    300 if $have_ucdn; then
    301 	AC_DEFINE(HAVE_UCDN, 1, [Have UCDN Unicode functions])
    302 fi
    303 AM_CONDITIONAL(HAVE_UCDN, $have_ucdn)
    304 
    305 dnl ==========================================================================
    306 
    307 AC_ARG_WITH(graphite2,
    308 	[AS_HELP_STRING([--with-graphite2=@<:@yes/no/auto@:>@],
    309 			[Use the graphite2 library @<:@default=no@:>@])],,
    310 	[with_graphite2=no])
    311 have_graphite2=false
    312 GRAPHITE2_DEPS="graphite2"
    313 AC_SUBST(GRAPHITE2_DEPS)
    314 if test "x$with_graphite2" = "xyes" -o "x$with_graphite2" = "xauto"; then
    315 	PKG_CHECK_MODULES(GRAPHITE2, $GRAPHITE2_DEPS, have_graphite2=true, :)
    316 	if test "x$have_graphite2" != "xtrue"; then
    317                 # If pkg-config is not available, graphite2 can still be there
    318 		ac_save_CFLAGS="$CFLAGS"
    319 		ac_save_CPPFLAGS="$CPPFLAGS"
    320 		CFLAGS="$CFLAGS $GRAPHITE2_CFLAGS"
    321 		CPPFLAGS="$CPPFLAGS $GRAPHITE2_CFLAGS"
    322 		AC_CHECK_HEADER(graphite2/Segment.h, have_graphite2=true, :)
    323 		CPPFLAGS="$ac_save_CPPFLAGS"
    324 		CFLAGS="$ac_save_CFLAGS"
    325 	fi
    326 fi
    327 if test "x$with_graphite2" = "xyes" -a "x$have_graphite2" != "xtrue"; then
    328 	AC_MSG_ERROR([graphite2 support requested but libgraphite2 not found])
    329 fi
    330 if $have_graphite2; then
    331 	AC_DEFINE(HAVE_GRAPHITE2, 1, [Have Graphite2 library])
    332 fi
    333 AM_CONDITIONAL(HAVE_GRAPHITE2, $have_graphite2)
    334 
    335 dnl ==========================================================================
    336 
    337 AC_ARG_WITH(freetype,
    338 	[AS_HELP_STRING([--with-freetype=@<:@yes/no/auto@:>@],
    339 			[Use the FreeType library @<:@default=auto@:>@])],,
    340 	[with_freetype=auto])
    341 have_freetype=false
    342 FREETYPE_DEPS="freetype2 >= 12.0.6"
    343 AC_SUBST(FREETYPE_DEPS)
    344 if test "x$with_freetype" = "xyes" -o "x$with_freetype" = "xauto"; then
    345 	# See freetype/docs/VERSION.DLL; 12.0.6 means freetype-2.4.2
    346 	PKG_CHECK_MODULES(FREETYPE, $FREETYPE_DEPS, have_freetype=true, :)
    347 fi
    348 if test "x$with_freetype" = "xyes" -a "x$have_freetype" != "xtrue"; then
    349 	AC_MSG_ERROR([FreeType support requested but libfreetype2 not found])
    350 fi
    351 if $have_freetype; then
    352 	AC_DEFINE(HAVE_FREETYPE, 1, [Have FreeType 2 library])
    353 	save_libs=$LIBS
    354 	LIBS="$LIBS $FREETYPE_LIBS"
    355 	AC_CHECK_FUNCS(FT_Get_Var_Blend_Coordinates)
    356 	LIBS=$save_libs
    357 fi
    358 AM_CONDITIONAL(HAVE_FREETYPE, $have_freetype)
    359 
    360 dnl ===========================================================================
    361 
    362 AC_ARG_WITH(uniscribe,
    363 	[AS_HELP_STRING([--with-uniscribe=@<:@yes/no/auto@:>@],
    364 			[Use the Uniscribe library @<:@default=no@:>@])],,
    365 	[with_uniscribe=no])
    366 have_uniscribe=false
    367 if test "x$with_uniscribe" = "xyes" -o "x$with_uniscribe" = "xauto"; then
    368 	AC_CHECK_HEADERS(usp10.h windows.h, have_uniscribe=true)
    369 fi
    370 if test "x$with_uniscribe" = "xyes" -a "x$have_uniscribe" != "xtrue"; then
    371 	AC_MSG_ERROR([uniscribe support requested but not found])
    372 fi
    373 if $have_uniscribe; then
    374 	UNISCRIBE_CFLAGS=
    375 	UNISCRIBE_LIBS="-lusp10 -lgdi32 -lrpcrt4"
    376 	AC_SUBST(UNISCRIBE_CFLAGS)
    377 	AC_SUBST(UNISCRIBE_LIBS)
    378 	AC_DEFINE(HAVE_UNISCRIBE, 1, [Have Uniscribe library])
    379 fi
    380 AM_CONDITIONAL(HAVE_UNISCRIBE, $have_uniscribe)
    381 
    382 dnl ===========================================================================
    383 
    384 AC_ARG_WITH(directwrite,
    385 	[AS_HELP_STRING([--with-directwrite=@<:@yes/no/auto@:>@],
    386 			[Use the DirectWrite library (experimental) @<:@default=no@:>@])],,
    387 	[with_directwrite=no])
    388 have_directwrite=false
    389 AC_LANG_PUSH([C++])
    390 if test "x$with_directwrite" = "xyes" -o "x$with_directwrite" = "xauto"; then
    391 	AC_CHECK_HEADERS(dwrite.h, have_directwrite=true)
    392 fi
    393 AC_LANG_POP([C++])
    394 if test "x$with_directwrite" = "xyes" -a "x$have_directwrite" != "xtrue"; then
    395 	AC_MSG_ERROR([directwrite support requested but not found])
    396 fi
    397 if $have_directwrite; then
    398 	DIRECTWRITE_CXXFLAGS=
    399 	DIRECTWRITE_LIBS="-ldwrite"
    400 	AC_SUBST(DIRECTWRITE_CXXFLAGS)
    401 	AC_SUBST(DIRECTWRITE_LIBS)
    402 	AC_DEFINE(HAVE_DIRECTWRITE, 1, [Have DirectWrite library])
    403 fi
    404 AM_CONDITIONAL(HAVE_DIRECTWRITE, $have_directwrite)
    405 
    406 dnl ===========================================================================
    407 
    408 AC_ARG_WITH(coretext,
    409 	[AS_HELP_STRING([--with-coretext=@<:@yes/no/auto@:>@],
    410 			[Use CoreText @<:@default=no@:>@])],,
    411 	[with_coretext=no])
    412 have_coretext=false
    413 if test "x$with_coretext" = "xyes" -o "x$with_coretext" = "xauto"; then
    414 	AC_CHECK_TYPE(CTFontRef, have_coretext=true,, [#include <ApplicationServices/ApplicationServices.h>])
    415 
    416 	if $have_coretext; then
    417 		CORETEXT_CFLAGS=
    418 		CORETEXT_LIBS="-framework ApplicationServices"
    419 		AC_SUBST(CORETEXT_CFLAGS)
    420 		AC_SUBST(CORETEXT_LIBS)
    421 	else
    422 		# On iOS CoreText and CoreGraphics are stand-alone frameworks
    423 		if test "x$have_coretext" != "xtrue"; then
    424 			# Check for a different symbol to avoid getting cached result.
    425 			AC_CHECK_TYPE(CTRunRef, have_coretext=true,, [#include <CoreText/CoreText.h>])
    426 		fi
    427 
    428 		if $have_coretext; then
    429 			CORETEXT_CFLAGS=
    430 			CORETEXT_LIBS="-framework CoreText -framework CoreGraphics"
    431 			AC_SUBST(CORETEXT_CFLAGS)
    432 			AC_SUBST(CORETEXT_LIBS)
    433 		fi
    434 	fi
    435 fi
    436 if test "x$with_coretext" = "xyes" -a "x$have_coretext" != "xtrue"; then
    437 	AC_MSG_ERROR([CoreText support requested but libcoretext not found])
    438 fi
    439 if $have_coretext; then
    440 	AC_DEFINE(HAVE_CORETEXT, 1, [Have Core Text backend])
    441 fi
    442 AM_CONDITIONAL(HAVE_CORETEXT, $have_coretext)
    443 
    444 dnl ===========================================================================
    445 
    446 AC_CACHE_CHECK([for Intel atomic primitives], hb_cv_have_intel_atomic_primitives, [
    447 	hb_cv_have_intel_atomic_primitives=false
    448 	AC_TRY_LINK([
    449 		void memory_barrier (void) { __sync_synchronize (); }
    450 		int atomic_add (int *i) { return __sync_fetch_and_add (i, 1); }
    451 		int mutex_trylock (int *m) { return __sync_lock_test_and_set (m, 1); }
    452 		void mutex_unlock (int *m) { __sync_lock_release (m); }
    453 		], [], hb_cv_have_intel_atomic_primitives=true
    454 	)
    455 ])
    456 if $hb_cv_have_intel_atomic_primitives; then
    457 	AC_DEFINE(HAVE_INTEL_ATOMIC_PRIMITIVES, 1, [Have Intel __sync_* atomic primitives])
    458 fi
    459 
    460 dnl ===========================================================================
    461 
    462 AC_CACHE_CHECK([for Solaris atomic operations], hb_cv_have_solaris_atomic_ops, [
    463 	hb_cv_have_solaris_atomic_ops=false
    464 	AC_TRY_LINK([
    465 		#include <atomic.h>
    466 		/* This requires Solaris Studio 12.2 or newer: */
    467 		#include <mbarrier.h>
    468 		void memory_barrier (void) { __machine_rw_barrier (); }
    469 		int atomic_add (volatile unsigned *i) { return atomic_add_int_nv (i, 1); }
    470 		void *atomic_ptr_cmpxchg (volatile void **target, void *cmp, void *newval) { return atomic_cas_ptr (target, cmp, newval); }
    471 		], [], hb_cv_have_solaris_atomic_ops=true
    472 	)
    473 ])
    474 if $hb_cv_have_solaris_atomic_ops; then
    475 	AC_DEFINE(HAVE_SOLARIS_ATOMIC_OPS, 1, [Have Solaris __machine_*_barrier and atomic_* operations])
    476 fi
    477 
    478 if test "$os_win32" = no && ! $have_pthread; then
    479 	AC_CHECK_HEADERS(sched.h)
    480 	AC_SEARCH_LIBS(sched_yield,rt,AC_DEFINE(HAVE_SCHED_YIELD, 1, [Have sched_yield]))
    481 fi
    482 
    483 dnl ===========================================================================
    484 
    485 AC_CONFIG_FILES([
    486 Makefile
    487 src/Makefile
    488 src/hb-version.h
    489 src/hb-ucdn/Makefile
    490 util/Makefile
    491 test/Makefile
    492 test/api/Makefile
    493 test/fuzzing/Makefile
    494 test/shaping/Makefile
    495 docs/Makefile
    496 docs/version.xml
    497 win32/Makefile
    498 win32/config.h.win32
    499 ])
    500 
    501 AC_OUTPUT
    502 
    503 AC_MSG_NOTICE([
    504 
    505 Build configuration:
    506 
    507 Unicode callbacks (you want at least one):
    508 	Builtin (UCDN):		${have_ucdn}
    509 	Glib:			${have_glib}
    510 	ICU:			${have_icu}
    511 
    512 Font callbacks (the more the better):
    513 	FreeType:		${have_freetype}
    514 
    515 Tools used for command-line utilities:
    516 	Cairo:			${have_cairo}
    517 	Fontconfig:		${have_fontconfig}
    518 
    519 Additional shapers (the more the better):
    520 	Graphite2:		${have_graphite2}
    521 
    522 Platform shapers (not normally needed):
    523 	CoreText:		${have_coretext}
    524 	Uniscribe:		${have_uniscribe}
    525 	DirectWrite:		${have_directwrite}
    526 
    527 Other features:
    528 	Documentation:		${have_gtk_doc}
    529 	GObject bindings:	${have_gobject}
    530 	Introspection:		${have_introspection}
    531 ])
    532